# LSD Occupancy of the Serotonin 2A Receptor in the Human Brain

> **NCT05953038** · EARLY_PHASE1 · ACTIVE_NOT_RECRUITING · sponsor: **Rigshospitalet, Denmark** · enrollment: 40 (estimated)

## Conditions studied

- Basic Science

## Interventions

- **DRUG:** Lysergic Acid Diethylamide Tartrate

## Key facts

- **NCT ID:** NCT05953038
- **Lead sponsor:** Rigshospitalet, Denmark
- **Sponsor class:** OTHER
- **Phase:** EARLY_PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2023-11-08
- **Primary completion:** 2027-12-18
- **Final completion:** 2027-12-31
- **Target enrollment:** 40 (ESTIMATED)
- **Last updated:** 2024-12-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05953038

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05953038, "LSD Occupancy of the Serotonin 2A Receptor in the Human Brain". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT05953038. Licensed CC0.

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